Robuta

https://pubchem.ncbi.nlm.nih.gov/compound/2-Chloroimidazo_1_2-alpha_pyridine-3-sulfonic-acid 2-Chloroimidazo[1,2-alpha]pyridine-3-sulfonic acid - PubChem 2-Chloroimidazo[1,2-alpha]pyridine-3-sulfonic acid chemical information summary. alphapyridineacidpubchem